- #1

asdf1

- 734

- 0

"please solve

(2*x to the 3rd power +y to the 3rd power)dx-3x*y to the 2nd power*dy=0"

i have the steps to the solution but i don't know why the problem is solved in thosed steps. Can someone explain?

p.s.

can someone recommend a good book for math for someone in a physics major?